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GB2285371B - Ds/ss-cdma up-link access - Google Patents

Ds/ss-cdma up-link access

Info

Publication number
GB2285371B
GB2285371B GB9426314A GB9426314A GB2285371B GB 2285371 B GB2285371 B GB 2285371B GB 9426314 A GB9426314 A GB 9426314A GB 9426314 A GB9426314 A GB 9426314A GB 2285371 B GB2285371 B GB 2285371B
Authority
GB
United Kingdom
Prior art keywords
cdma
link access
link
access
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9426314A
Other versions
GB9426314D0 (en
GB2285371A (en
Inventor
Je-Woo Kim
Jong-Hyeon Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of GB9426314D0 publication Critical patent/GB9426314D0/en
Publication of GB2285371A publication Critical patent/GB2285371A/en
Application granted granted Critical
Publication of GB2285371B publication Critical patent/GB2285371B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9426314A 1993-12-31 1994-12-29 Ds/ss-cdma up-link access Expired - Fee Related GB2285371B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930031814A KR100217715B1 (en) 1993-12-31 1993-12-31 Up-link system in ds/cdma

Publications (3)

Publication Number Publication Date
GB9426314D0 GB9426314D0 (en) 1995-03-01
GB2285371A GB2285371A (en) 1995-07-05
GB2285371B true GB2285371B (en) 1998-03-25

Family

ID=19374745

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9426314A Expired - Fee Related GB2285371B (en) 1993-12-31 1994-12-29 Ds/ss-cdma up-link access

Country Status (5)

Country Link
US (1) US5604732A (en)
JP (1) JP3078997B2 (en)
KR (1) KR100217715B1 (en)
DE (1) DE4447230C2 (en)
GB (1) GB2285371B (en)

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US5850392A (en) * 1996-04-10 1998-12-15 Ericsson Inc. Spread spectrum random access systems and methods for time division multiple access radiotelephone communication systems
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US6023462A (en) * 1997-12-10 2000-02-08 L-3 Communications Corporation Fixed wireless loop system that ranks non-assigned PN codes to reduce interference
US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6091940A (en) 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US6542722B1 (en) * 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US7236754B2 (en) * 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US6560301B1 (en) * 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6873836B1 (en) * 1999-03-03 2005-03-29 Parkervision, Inc. Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7082171B1 (en) * 1999-11-24 2006-07-25 Parkervision, Inc. Phase shifting applications of universal frequency translation
US6282231B1 (en) * 1999-12-14 2001-08-28 Sirf Technology, Inc. Strong signal cancellation to enhance processing of weak spread spectrum signal
US7292835B2 (en) * 2000-01-28 2007-11-06 Parkervision, Inc. Wireless and wired cable modem applications of universal frequency translation technology
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7454453B2 (en) * 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7010559B2 (en) * 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7460584B2 (en) * 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
JP4842133B2 (en) * 2004-08-31 2011-12-21 パナソニック株式会社 Data communication device
US7403572B2 (en) * 2004-11-02 2008-07-22 Topseed Technology Corp. Method of preventing interferring signal transmission of electronic products
EP1657624A1 (en) * 2004-11-11 2006-05-17 Topseed Technology Corp. Method of preventing interfering signal transmission of electronic products
TWI296881B (en) 2006-01-16 2008-05-11 Lite On Technology Corp Receiver capable of enhancing receiving efficiency in a code division multiple access communication system
US8520721B2 (en) 2008-03-18 2013-08-27 On-Ramp Wireless, Inc. RSSI measurement mechanism in the presence of pulsed jammers
US7773664B2 (en) * 2008-03-18 2010-08-10 On-Ramp Wireless, Inc. Random phase multiple access system with meshing
US20090239550A1 (en) * 2008-03-18 2009-09-24 Myers Theodore J Random phase multiple access system with location tracking
US20100195553A1 (en) * 2008-03-18 2010-08-05 Myers Theodore J Controlling power in a spread spectrum system
US7782926B2 (en) * 2008-03-18 2010-08-24 On-Ramp Wireless, Inc. Random phase multiple access communication interface system and method
US8958460B2 (en) * 2008-03-18 2015-02-17 On-Ramp Wireless, Inc. Forward error correction media access control system
US7733945B2 (en) * 2008-03-18 2010-06-08 On-Ramp Wireless, Inc. Spread spectrum with doppler optimization
US8477830B2 (en) 2008-03-18 2013-07-02 On-Ramp Wireless, Inc. Light monitoring system using a random phase multiple access system
US8363699B2 (en) 2009-03-20 2013-01-29 On-Ramp Wireless, Inc. Random timing offset determination

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GB2231243A (en) * 1989-03-24 1990-11-07 Nobuo Mikoshiba Spread spectrum communication using pseudo-noise and frequency hopping
WO1992021195A1 (en) * 1991-05-13 1992-11-26 Omnipoint Corporation Dual mode transmitter and receiver
WO1993007693A1 (en) * 1991-10-07 1993-04-15 Phonex Corporation Multiple access telephone extension systems and methods

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GB2231243A (en) * 1989-03-24 1990-11-07 Nobuo Mikoshiba Spread spectrum communication using pseudo-noise and frequency hopping
WO1992021195A1 (en) * 1991-05-13 1992-11-26 Omnipoint Corporation Dual mode transmitter and receiver
WO1993007693A1 (en) * 1991-10-07 1993-04-15 Phonex Corporation Multiple access telephone extension systems and methods

Also Published As

Publication number Publication date
DE4447230C2 (en) 2002-09-19
KR100217715B1 (en) 1999-09-01
GB9426314D0 (en) 1995-03-01
GB2285371A (en) 1995-07-05
JPH07222253A (en) 1995-08-18
KR950022269A (en) 1995-07-28
US5604732A (en) 1997-02-18
DE4447230A1 (en) 1995-07-06
JP3078997B2 (en) 2000-08-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20081229